2020 United States Senate election in South Carolina


The 2020 United States Senate election in South Carolina will be held on November 3, 2020, to elect a member of the United States Senate to represent the State of South Carolina, concurrently with the 2020 U.S. presidential election, as well as other elections to the United States Senate, elections to the United States House of Representatives and various state and local elections.
Incumbent Republican Senator Lindsey Graham is seeking a fourth term. The primary elections were held on June 9, 2020.

Republican primary

Candidates

Nominee

Polling

;with Generic Republican
Poll sourceDate
administered		Sample
size		Margin
of error		Lindsey
Graham		Generic
Republican		Other
June 11–14, 20191,183 ± 2.9%79%19%2%

Results

Democratic primary

Candidates

Nominee

Other candidates

Libertarian Party

Candidates

Nominee

Candidates

Declared

Declared

Predictions

Endorsements

Polling

;with generic Democrat
Poll sourceDate
administered		Sample
size		Margin
of error		Lindsey
Graham 		Generic
Democrat		Other /
Undecided
June 11–14, 20192,312± 2.0%51%36%12%

;on whether Lindsey Graham deserves to be re-elected
Poll sourceDate
administered		Sample
size		Margin
of error		YesNoOther /
Undecided
December 6–11, 2019998 ± 3.1%37%53%10%
Feb 28-Mar 2, 2019755 ± 3.5%47%52%1%

Fundraising

In the first quarter of 2020, Harrison outraised Graham, $7.3 million to $5.5 million, but Graham had the lead in cash on hand, with $12 million compared with Harrison's $8 million.

Results